Home / 146,641,266.20-220,103,616.90-89,245,638.20

Finding the Fourth Proportional to 146,641,266.20, 220,103,616.90 and 89,245,638.20

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Solution

The fourth proportional to 146,641,266.20, 220,103,616.90 and 89,245,638.20 is: 133,954,706.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,641,266.20 : 220,103,616.90 = 89,245,638.20 : x
  2. Step 2: Convert to fraction form
    146,641,266.20/220,103,616.90 = 89,245,638.20/x
  3. Step 3: Cross multiply
    146,641,266.20x = 220,103,616.90 × 89,245,638.20
  4. Step 4: Simplify right side
    146,641,266.20x = 19,643,287,760,368,808
  5. Step 5: Solve for x
    x = 19,643,287,760,368,808/146,641,266.20
  6. Step 6: Final answer
    x = 133,954,706.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.